Add support for vorapis v3

Based on patch by @ten4dinosaur

src/utils/compatibility.ts

@@ -12,4 +12,8 @@ export function runCompatibilityChecks() {
             Config.config.showZoomToFillError2 = false;
         }, 10000);
     }
+}
+
+export function isVorapisInstalled() {
+    return document.querySelector(`.v3`);
 }

src/utils/pageUtils.ts

@@ -10,7 +10,9 @@ export function getControls(): HTMLElement {
         // Invidious/videojs video element's controls element
         ".vjs-control-bar",
         // Piped shaka player
-        ".shaka-bottom-controls"
+        ".shaka-bottom-controls",
+        // Vorapis v3
+        ".html5-player-chrome"
     ];
 
     for (const controlsSelector of controlsSelectors) {